Home / 74,886,650.90-112,329,976.35-36,572,743.70

Finding the Fourth Proportional to 74,886,650.90, 112,329,976.35 and 36,572,743.70

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Solution

The fourth proportional to 74,886,650.90, 112,329,976.35 and 36,572,743.70 is: 54,859,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886,650.90 : 112,329,976.35 = 36,572,743.70 : x
  2. Step 2: Convert to fraction form
    74,886,650.90/112,329,976.35 = 36,572,743.70/x
  3. Step 3: Cross multiply
    74,886,650.90x = 112,329,976.35 × 36,572,743.70
  4. Step 4: Simplify right side
    74,886,650.90x = 4,108,215,434,875,611.50
  5. Step 5: Solve for x
    x = 4,108,215,434,875,611.50/74,886,650.90
  6. Step 6: Final answer
    x = 54,859,115.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.